diff --git a/conf/mysrs.conf b/conf/mysrs.conf
index 428c8c2..ac8668b 100644
--- a/conf/mysrs.conf
+++ b/conf/mysrs.conf
@@ -5,7 +5,7 @@ listen              1935;
 max_connections     100;
 #srs_log_tank        file;
 #srs_log_file        ./objs/srs.log;
-#daemon              off;
+daemon              off;
 http_api {
     enabled         on;
     listen          1985;
@@ -41,9 +41,6 @@ vhost __defaultVhost__ {
         # @see https://ossrs.net/lts/zh-cn/docs/v4/doc/webrtc#rtc-to-rtmp
         rtc_to_rtmp off;
     }
-    play{
-        gop_cache_max_frames 2500;
-    }
     dvr {
         # DVR currently saves multiple times, we need to figure out how to save only once
         # or sync the file with S3 more efficiently
diff --git a/entrypoint.sh b/entrypoint.sh
index 85d71a2..82a5fb7 100644
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -1,3 +1,8 @@
+#!/bin/bash
+
+# Set FFMPEG_PATH if it's not already set
+export FFMPEG_PATH=/usr/local/srs/objs/ffmpeg/bin/ffmpeg
+
 # Start S3 upload tool
 cd /usr/local/srs/upload
 npm start &
@@ -11,5 +16,3 @@ fi
 cd /usr/local/srs
 ./objs/srs -c conf/mysrs.conf
 
-
-
diff --git a/src/env.ts b/src/env.ts
index bacc41e..c251cff 100644
--- a/src/env.ts
+++ b/src/env.ts
@@ -8,5 +8,6 @@ export const MAX_TS_FILES_TO_KEEP = parseInt(process.env.MAX_TS_FILES_TO_KEEP ||
 export const PORT = process.env.PORT || 3000;
 
 export const CREATE_THUMBNAIL = process.env.CREATE_THUMBNAIL == undefined || process.env.CREATE_THUMBNAIL === 'true';
-export const BUCKET_CLEANUP = process.env.BUCKET_CLEANUP == undefined || process.env.BUCKET_CLEANUP === 'true';
-export const UPLOAD_RECORDING = process.env.UPLOAD_RECORDING == undefined || process.env.UPLOAD_RECORDING === 'true';
\ No newline at end of file
+export const BUCKET_CLEANUP = process.env.BUCKET_CLEANUP === 'true'; // off by default
+export const UPLOAD_RECORDING = process.env.UPLOAD_RECORDING === 'true'; // off by default
+export const FFMPEG_PATH = process.env.FFMPEG_PATH || 'ffmpeg';
diff --git a/src/index.ts b/src/index.ts
index 9acf0f9..8a9d359 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -92,7 +92,7 @@ app.post('/api/v1/hls', async (req, res, next) => {
 app.post('/api/v1/dvrs', async (req, res, next) => {
   // console.debug('POST /api/v1/dvrs called: Received DVR update event.');
   const dvrEvent = req.body as DVRUpdateEvent;
-  log('Received DVR event. Uploading ${dvrEvent.file} to S3.');
+  log(`Received DVR event. Uploading ${dvrEvent.file} to S3.`);
 
   if (UPLOAD_RECORDING) {
     // Queue the mp4 upload using a worker thread. The upload can take a
diff --git a/src/thumbnail.ts b/src/thumbnail.ts
index be2d222..2dc2d7b 100644
--- a/src/thumbnail.ts
+++ b/src/thumbnail.ts
@@ -1,12 +1,13 @@
 import { spawn } from 'child_process';
 import { log } from './log';
 import { createWriteStream, readFileSync, unlinkSync } from 'fs';
+import { FFMPEG_PATH } from './env';
 
 const VERBOSE = false;
 
 export const createThumbnail = (sourceFileName: string, targetFileName: string) => {
   return new Promise((resolve, reject) => {
-    var cmd = '/usr/local/srs/objs/ffmpeg/bin/ffmpeg';
+    var cmd = FFMPEG_PATH;
     const errorOutput: string[] = [];
 
     var args = ['-y', '-i', sourceFileName, '-an', '-vframes', '1', '-vf', 'scale=1280:720', targetFileName];